2015: 爱情 Train, Just Right, Laugh Laugh Laugh and Mad
In January, Got7 were awarded the "New Artist Award" at the 29th Golden Disc Awards and at the 24th Seoul Music Awards. In the same month, Got7 starred in their own web drama Dream Knight, co-produced by Youku Tudou and JYP Pictures, and featuring actress Song Ha-yoon as the female lead role. The drama tells the story of a girl who shares dreams, love and friendship with a group of mysterious boys and gathered close to 13 million hits in total. The show received the "Best Drama Award", "Best Director Award" and "Rising Star Award" at the K-Web Fest in July.
On June 10, 2015, the group released their second Japanese single "Love Train", which debuted at #4 on the Oricon Singles Chart. The single contains an "Love Train", the original Japanese song O.M.G. and the two tracks' instrumental renditions. The group released their third EP, Just Right, on July 13, 2015. The title track, "Just Right", peaked at #3 on Billboard's World Digital Songs chart, remaining in the top three for two consecutive weeks.
Got7 released their third Japanese single "Laugh Laugh Laugh" with its B-side "Be My Girl" on September 23. It sold over 35,000 album copies in the first week of its release and made its debut at first place on the Oricon's singles chart.
The group released their fourth EP, Mad, and the music video for its title track, "If You Do", on September 29. They followed up this release with their first repackaged album, Mad: Winter Edition, on November 23, with the three additional tracks, "Confession Song", "Everyday" and "Farewell".